<template>
  <view class="my-settle-container">
    <label class="radio" @click="changeAllState">
      <radio color="#c00000" :checked="isFullCheck"/><text>全选</text>
    </label>
    <view class="amount-box">
      合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    <view class="btn-settle">计算{{checkedCount}}</view>
  </view>
  
</template>

<script>
  import { mapGetters, mapMutations } from 'vuex'
  export default {
    computed: {
      ...mapGetters('m_cart', ['checkedCount', 'total', 'checkedGoodsAmount']),
      //是否全选
      isFullCheck() {
        return this.total === this.checkedCount
      }
    },
    name:"my-settle",
    data() {
      return {
        
      };
    },
    methods: {
      // 2. 使用 mapMutations 辅助函数，把 m_cart 模块提供的updateAllGoodsState 方法映射到当前组件中使用
      ...mapMutations('m_cart', ['updateAllGoodsState']),
      changeAllState() {
        this.updateAllGoodsState(!this.isFullCheck)
      }
      // changeAllState() {
      //   // 修改购物车中所有商品的选中状态
      //   // !this.isFullCheck 表示：当前全选按钮的状态取反之后，就是最新的勾选状态
      //   this.updateAllGoodsState(!this.isFullCheck)
      // }
    }
  }
</script>

<style lang="scss">
.my-settle-container {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  background-color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-left: 5px;
  font-size: 14px;
  .radio {
    display: flex;
    align-items: center;
  }
  .amount {
    color: #c00000;
  }
  .btn-settle {
    height: 50px;
    min-width: 100px;
    background-color: #c00000; 
    color: white;
    line-height: 50px;
    text-align: center;
    padding: 0 10px;
  }
}
</style>